###
 # @Descripttion: 
 # @version: 
 # @Author: 王政乔(https://www.zhengqiao.wang/)
 # @Date: 2020-04-01 12:39:54
 # @LastEditors: 王政乔(https://www.zhengqiao.wang/)
 # @LastEditTime: 2020-04-01 12:47:34
 ###
#!/bin/bash

array_url=(
    "https://www.zhengqiao.wang/"
    "http://me.zhengqiao.wang/"
    "http://blog.zhengqiao.wang/"
)

array_url[15]="has no url"


# echo ${array_url[1]}
# echo ${array_url[15]}
# echo ${array_url[10]}
# echo ${array_url[@]}
# echo ${array_url[*]}

echo ${#array_url[*]}
echo ${#array_url[@]}
